Home / 93,712.01-129,324.47-51,271.45

Finding the Fourth Proportional to 93,712.01, 129,324.47 and 51,271.45

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Solution

The fourth proportional to 93,712.01, 129,324.47 and 51,271.45 is: 70,755.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,712.01 : 129,324.47 = 51,271.45 : x
  2. Step 2: Convert to fraction form
    93,712.01/129,324.47 = 51,271.45/x
  3. Step 3: Cross multiply
    93,712.01x = 129,324.47 × 51,271.45
  4. Step 4: Simplify right side
    93,712.01x = 6,630,652,517.71
  5. Step 5: Solve for x
    x = 6,630,652,517.71/93,712.01
  6. Step 6: Final answer
    x = 70,755.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.